We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleDisplacement of a native by an alien bumblebee: lower pollinator efficiency overcome by overwhelmingly higher visitation frequency.AuthorsMadjidian JA; Morales CL; Smith HGPublicationOecologia, 2008, Vol 156, Issue 4, p835ISSN0029-8549Publication typearticleDOI10.1007/s00442-008-1039-5